UB242(2009) 查看數據表（PDF） - Unisonic Technologies

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UB242
(Rev.:2009)

LITHIUM-ION/POLYMER BATTERY PROTECTION IC

Unisonic Technologies 

UB242

Preliminary

CMOS IC

„ ABSOLUTE MAXIMUM RATING (VSS=0V, Ta=25°С unless otherwise specified)

PARAMETER

SYMBOL

RATINGS

UNIT

Input voltage between VDD and VSS (Note2)

VDD

VSS-0.3 ~ VSS+12

V

OC output pin voltage

VOC

VDD-15 ~ VDD+0.3

V

OD output pin voltage

VOD

VSS-0.3 ~ VDD+0.3

V

CSI input pin voltage

VCSI

VDD-15 ~ VDD+0.3

V

DS input pin voltage

Operating Temperature

VDS

TORP

VSS-0.3 ~ VDD+03

V

-40 ~ +85

°С

Storage Temperature

TSTG

-40 ~ +125

°С

Note: 1. Absolute maximum ratings are those values beyond which the device could be permanently damaged.

Absolute maximum ratings are stress ratings only and functional device operation is not implied.

2. Pulse (μsec) noise exceeding the above input voltage (VSS+12V) may cause damage to the IC.

„ ELECTRICAL CHARACTERISTICS (VSS=0V, DS=Floating, Ta=25°С unless otherwise specified)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN TYP MAX

CURRENT CONSEMPTION

Supply Current

IDD

VDD=3.9V

3.0 6.0

Power-Down Current

IPD

VDD=2.0V

0.1

OPERATING VOLTAGE

Operating Input Voltage

VDS1

VDD-VSS

1.8

9.0

DETECTION VOLTAGE

Overcharge Detection Voltage

VOCU

VOCU

-0.050

VOCU

VOCU

+0.050

Overcharge Release Voltage

VOCR

VOCR

-0.050

VOCR

VOCR

+0.050

Overdischarge Detection Voltage

VODL

VODL

-0.100

VODL

VODL

+0.100

Overdischarge Release Voltage

VODR

VODR

-0.100

VODR

VODR

+0.100

Over Current Detection Voltage

VOI1

VOI1

-0.030

VO/1

VOI1

+0.030

Short Circuit Detection Voltage

VOI2 VDD=3.0V

1.0 1.35 1.75

Reset Resistance For Over Current

Protection

RSHORT VDD=3.6V

350 500 650

Charger Detection Voltage

VCH

-1.2 -0.7 -0.2

DELAY TIME

Overcharge Detection Delay Time

TOC

VDD=3.6V to4.5V, DS=Floating

VDD=3.6V to 4.5V, VDS=VDD

0.7

10

1.3

20

1.9

30

Overdischarge Detection Delay Time

TOD

VDD=3.6V to 2.0V, DS=Floating 100

VDD=3.6V to 2.0V, VDS=VDD

6

180

11

260

17

Over Current Detection Delay Time

TOI1 VDD=3.0V

5

10 20

Short Circuit Detection Delay Time

TOI2 VDD=3.0V

5

10 50

OTHER

OC Pin Output “H” Voltage

VOH1 VDD=3.9V, IOH=-50μA

3.4 3.7

OC Pin Output “L” Voltage

VOL1 VDD=4.5V, CSI=0V

0.1 0.5

OD Pin Output “H” Voltage

VOH2 VDD=3.9V, IOH=-50μA

3.4 3.7

OD Pin Output “L” Voltage

VOL2 VDD=2.0V, IOL=50μA

0.1 0.5

Note: If VDS=VDD, the delay time will be reduced, and the test time for VOCU or VODL will also be reduced.

UNIT

μA

μA

V

V

V

V

V

V

V

kΩ

V

s

ms

ms

ms

ms

µs

V

V

V

V

UNISONIC TECHNOLOGIES CO., LTD

www.unisonic.com.tw

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